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gstreamer/subprojects/gst-plugins-good/tests/check/elements/matroskamux.c

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/* GStreamer
*
* unit test for matroskamux
*
* Copyright (C) <2005> Michal Benes <michal.benes@xeris.cz>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gst/check/gstcheck.h>
#include <gst/base/gstadapter.h>
#include <gst/check/gstharness.h>
#define AC3_CAPS_STRING "audio/x-ac3, " \
"channels = (int) 1, " \
"rate = (int) 8000"
#define VORBIS_TMPL_CAPS_STRING "audio/x-vorbis, " \
"channels = (int) 1, " \
"rate = (int) 8000, " \
"streamheader=(buffer)<10, 2020, 303030>"
static GstHarness *
setup_matroskamux_harness (const gchar * src_pad_str)
{
GstHarness *h;
h = gst_harness_new_with_padnames ("matroskamux", "audio_%u", "src");
gst_harness_set_src_caps_str (h, src_pad_str);
gst_harness_set_sink_caps_str (h, "video/x-matroska; audio/x-matroska");
return h;
}
static gboolean
seekable_sinkpad_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean ret = FALSE;
if (GST_QUERY_TYPE (query) == GST_QUERY_SEEKING) {
gst_query_set_seeking (query, GST_FORMAT_BYTES, TRUE, 0, -1);
ret = TRUE;
}
return ret;
}
#define compare_buffer_to_data(buffer, data, data_size) \
G_STMT_START { \
fail_unless_equals_int (data_size, gst_buffer_get_size (buffer)); \
fail_unless (gst_buffer_memcmp (buffer, 0, data, data_size) == 0); \
} G_STMT_END
static void
test_ebml_header_with_version (gint version,
gconstpointer data, gsize data_size)
{
GstHarness *h;
GstBuffer *inbuffer, *outbuffer;
h = setup_matroskamux_harness (AC3_CAPS_STRING);
g_object_set (h->element, "version", version, NULL);
inbuffer = gst_harness_create_buffer (h, 1);
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
fail_unless_equals_int (2, gst_harness_buffers_received (h));
outbuffer = gst_harness_pull (h);
compare_buffer_to_data (outbuffer, data, data_size);
gst_buffer_unref (outbuffer);
gst_harness_teardown (h);
}
GST_START_TEST (test_ebml_header_v1)
{
guint8 data_v1[] = {
0x1a, 0x45, 0xdf, 0xa3, /* master ID */
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14,
0x42, 0x82, /* doctype */
0x89, /* 9 bytes */
0x6d, 0x61, 0x74, 0x72, 0x6f, 0x73, 0x6b, 0x61, 0x00, /* "matroska" */
0x42, 0x87, /* doctypeversion */
0x81, /* 1 byte */
0x01, /* 1 */
0x42, 0x85, /* doctypereadversion */
0x81, /* 1 byte */
0x01, /* 1 */
};
test_ebml_header_with_version (1, data_v1, sizeof (data_v1));
}
GST_END_TEST;
GST_START_TEST (test_ebml_header_v2)
{
guint8 data_v2[] = {
0x1a, 0x45, 0xdf, 0xa3, /* master ID */
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14,
0x42, 0x82, /* doctype */
0x89, /* 9 bytes */
0x6d, 0x61, 0x74, 0x72, 0x6f, 0x73, 0x6b, 0x61, 0x00, /* "matroska" */
0x42, 0x87, /* doctypeversion */
0x81, /* 1 byte */
0x02, /* 2 */
0x42, 0x85, /* doctypereadversion */
0x81, /* 1 byte */
0x02, /* 2 */
};
test_ebml_header_with_version (2, data_v2, sizeof (data_v2));
}
GST_END_TEST;
GST_START_TEST (test_vorbis_header)
{
GstHarness *h;
GstBuffer *inbuffer, *outbuffer;
gboolean vorbis_header_found = FALSE;
gint j;
gsize buffer_size;
guint8 data[] =
{ 0x63, 0xa2, 0x89, 0x02, 0x01, 0x02, 0x10, 0x20, 0x20, 0x30, 0x30,
0x30
};
h = setup_matroskamux_harness (VORBIS_TMPL_CAPS_STRING);
inbuffer = gst_harness_create_buffer (h, 1);
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
outbuffer = gst_harness_pull (h);
while (outbuffer != NULL) {
buffer_size = gst_buffer_get_size (outbuffer);
if (!vorbis_header_found && buffer_size >= sizeof (data)) {
for (j = 0; j <= buffer_size - sizeof (data); j++) {
if (gst_buffer_memcmp (outbuffer, j, data, sizeof (data)) == 0) {
vorbis_header_found = TRUE;
break;
}
}
}
ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
gst_buffer_unref (outbuffer);
outbuffer = gst_harness_try_pull (h);
}
fail_unless (vorbis_header_found);
gst_harness_teardown (h);
}
GST_END_TEST;
static void
test_block_group_with_version (gint version,
gconstpointer data0, gsize data0_size)
{
GstHarness *h;
GstBuffer *inbuffer, *outbuffer;
guint8 data1[] = { 0x42 };
h = setup_matroskamux_harness (AC3_CAPS_STRING);
g_object_set (h->element, "version", version, NULL);
/* Generate the header */
inbuffer = gst_harness_create_buffer (h, 1);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
fail_unless_equals_int (5, gst_harness_buffers_received (h));
outbuffer = gst_harness_pull (h);
fail_unless (outbuffer != NULL);
while (outbuffer != NULL) {
gst_buffer_unref (outbuffer);
outbuffer = gst_harness_try_pull (h);
}
/* Now push a buffer */
inbuffer = gst_harness_create_buffer (h, 1);
gst_buffer_fill (inbuffer, 0, data1, sizeof (data1));
GST_BUFFER_TIMESTAMP (inbuffer) = 1000000;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
outbuffer = gst_harness_pull (h);
compare_buffer_to_data (outbuffer, data0, data0_size);
gst_buffer_unref (outbuffer);
outbuffer = gst_harness_pull (h);
compare_buffer_to_data (outbuffer, data1, sizeof (data1));
gst_buffer_unref (outbuffer);
gst_harness_teardown (h);
}
GST_START_TEST (test_block_group_v1)
{
guint8 data0_v1[] = { 0xa0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07,
0xa1, 0x85,
0x81, 0x00, 0x01, 0x00
};
test_block_group_with_version (1, data0_v1, sizeof (data0_v1));
}
GST_END_TEST;
GST_START_TEST (test_block_group_v2)
{
guint8 data0_v2[] = { 0xa3, 0x85, 0x81, 0x00, 0x01, 0x00 };
test_block_group_with_version (2, data0_v2, sizeof (data0_v2));
}
GST_END_TEST;
GST_START_TEST (test_reset)
{
GstHarness *h;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
h = setup_matroskamux_harness (AC3_CAPS_STRING);
inbuffer = gst_harness_create_buffer (h, 1);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
fail_unless_equals_int (5, gst_harness_buffers_received (h));
outbuffer = gst_harness_pull (h);
fail_unless (outbuffer != NULL);
while (outbuffer != NULL) {
gst_buffer_unref (outbuffer);
outbuffer = gst_harness_try_pull (h);
}
fail_unless_equals_int (GST_STATE_CHANGE_SUCCESS,
gst_element_set_state (h->element, GST_STATE_NULL));
gst_harness_play (h);
inbuffer = gst_harness_create_buffer (h, 1);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
outbuffer = gst_harness_pull (h);
fail_unless (outbuffer != NULL);
while (outbuffer != NULL) {
gst_buffer_unref (outbuffer);
outbuffer = gst_harness_try_pull (h);
}
gst_harness_teardown (h);
}
GST_END_TEST;
GST_START_TEST (test_link_webmmux_webm_sink)
{
GstHarness *h;
h = gst_harness_new_with_padnames ("webmmux", "audio_%u", "src");
fail_unless (h != NULL);
gst_harness_set_sink_caps_str (h, "video/webm; audio/webm");
gst_harness_play (h);
fail_unless_equals_int (GST_STATE_CHANGE_SUCCESS,
gst_element_set_state (h->element, GST_STATE_NULL));
gst_harness_teardown (h);
}
GST_END_TEST;
static gint64 timecodescales[] = {
GST_USECOND,
GST_MSECOND,
GST_MSECOND * 10,
GST_MSECOND * 100,
GST_MSECOND * 400,
/* FAILS: ? GST_MSECOND * 500, a bug? */
};
GST_START_TEST (test_timecodescale)
{
GstBuffer *inbuffer, *outbuffer;
guint8 data_h0[] = {
0xa3, 0x85, 0x81, 0x00, 0x00, 0x00,
};
guint8 data_h1[] = {
0xa3, 0x85, 0x81, 0x00, 0x01, 0x00,
};
GstHarness *h = setup_matroskamux_harness (AC3_CAPS_STRING);
gint64 timecodescale = timecodescales[__i__];
g_object_set (h->element, "timecodescale", timecodescale, NULL);
g_object_set (h->element, "version", 2, NULL);
/* Buffer 0 */
inbuffer = gst_harness_create_buffer (h, 1);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
/* pull out headers */
gst_buffer_unref (gst_harness_pull (h));
gst_buffer_unref (gst_harness_pull (h));
gst_buffer_unref (gst_harness_pull (h));
/* verify header and drop the data */
outbuffer = gst_harness_pull (h);
compare_buffer_to_data (outbuffer, data_h0, sizeof (data_h0));
gst_buffer_unref (outbuffer);
gst_buffer_unref (gst_harness_pull (h));
/* Buffer 1 */
inbuffer = gst_harness_create_buffer (h, 1);
GST_BUFFER_TIMESTAMP (inbuffer) = timecodescale;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
/* verify header and drop the data */
outbuffer = gst_harness_pull (h);
compare_buffer_to_data (outbuffer, data_h1, sizeof (data_h1));
gst_buffer_unref (outbuffer);
gst_buffer_unref (gst_harness_pull (h));
gst_harness_teardown (h);
}
GST_END_TEST;
/* Create a new chapter */
static GstTocEntry *
new_chapter (const guint chapter_nb, const gint64 start, const gint64 stop)
{
GstTocEntry *toc_entry, *toc_sub_entry;
GstTagList *tags;
gchar title[32];
gchar artist[32];
gchar str_uid[32];
g_snprintf (str_uid, sizeof (str_uid), "uid.%d", chapter_nb);
toc_entry = gst_toc_entry_new (GST_TOC_ENTRY_TYPE_CHAPTER, str_uid);
gst_toc_entry_set_start_stop_times (toc_entry, start, stop);
g_snprintf (title, sizeof (title), "chap.%d", chapter_nb);
g_snprintf (artist, sizeof (artist), "art.%d", chapter_nb);
tags = gst_tag_list_new (GST_TAG_TITLE, title, GST_TAG_ARTIST, artist, NULL);
gst_toc_entry_set_tags (toc_entry, tags);
g_snprintf (str_uid, sizeof (str_uid), "uid.%d.1", chapter_nb);
toc_sub_entry = gst_toc_entry_new (GST_TOC_ENTRY_TYPE_CHAPTER, str_uid);
gst_toc_entry_set_start_stop_times (toc_sub_entry, start, (start + stop) / 2);
g_snprintf (title, sizeof (title), "nested.%d.1", chapter_nb);
g_snprintf (artist, sizeof (artist), "art.%d.1", chapter_nb);
tags = gst_tag_list_new (GST_TAG_TITLE, title, GST_TAG_ARTIST, artist, NULL);
gst_toc_entry_set_tags (toc_sub_entry, tags);
gst_toc_entry_append_sub_entry (toc_entry, toc_sub_entry);
g_snprintf (str_uid, sizeof (str_uid), "uid.%d.2", chapter_nb);
toc_sub_entry = gst_toc_entry_new (GST_TOC_ENTRY_TYPE_CHAPTER, str_uid);
gst_toc_entry_set_start_stop_times (toc_sub_entry, (start + stop) / 2, stop);
g_snprintf (title, sizeof (title), "nested/%d.2", chapter_nb);
g_snprintf (artist, sizeof (artist), "art.%d.2", chapter_nb);
tags = gst_tag_list_new (GST_TAG_TITLE, title, GST_TAG_ARTIST, artist, NULL);
gst_toc_entry_set_tags (toc_sub_entry, tags);
gst_toc_entry_append_sub_entry (toc_entry, toc_sub_entry);
return toc_entry;
}
/* Create a reference toc which includes a master edition entry */
static GstToc *
new_reference_toc (void)
{
GstToc *ref_toc;
GstTocEntry *toc_edition_entry, *toc_entry;
GstTagList *tags;
ref_toc = gst_toc_new (GST_TOC_SCOPE_GLOBAL);
toc_edition_entry = gst_toc_entry_new (GST_TOC_ENTRY_TYPE_EDITION, "00");
tags = gst_tag_list_new (GST_TAG_COMMENT, "Ed", NULL);
gst_toc_entry_set_tags (toc_edition_entry, tags);
toc_entry = new_chapter (1, 0 * GST_MSECOND, 2 * GST_MSECOND);
gst_toc_entry_append_sub_entry (toc_edition_entry, toc_entry);
toc_entry = new_chapter (2, 2 * GST_MSECOND, 4 * GST_MSECOND);
gst_toc_entry_append_sub_entry (toc_edition_entry, toc_entry);
gst_toc_append_entry (ref_toc, toc_edition_entry);
return ref_toc;
}
/* Create a toc which includes chapters without edition entry */
static GstToc *
new_no_edition_toc (void)
{
GstToc *ref_toc;
GstTocEntry *toc_entry;
ref_toc = gst_toc_new (GST_TOC_SCOPE_GLOBAL);
toc_entry = new_chapter (1, 0 * GST_MSECOND, 2 * GST_MSECOND);
gst_toc_append_entry (ref_toc, toc_entry);
toc_entry = new_chapter (2, 2 * GST_MSECOND, 4 * GST_MSECOND);
gst_toc_append_entry (ref_toc, toc_entry);
return ref_toc;
}
static guint64
read_integer (GstMapInfo * info, gsize * index, guint64 len)
{
guint64 total = 0;
for (; len > 0; --len) {
total = (total << 8) | GST_READ_UINT8 (info->data + *index);
++(*index);
}
return total;
}
static guint64
read_length (GstMapInfo * info, gsize * index)
{
gint len_mask = 0x80, read = 1;
guint64 total;
guint8 b;
b = GST_READ_UINT8 (info->data + *index);
++(*index);
total = (guint64) b;
while (read <= 8 && !(total & len_mask)) {
read++;
len_mask >>= 1;
}
total &= (len_mask - 1);
for (; read > 1; --read) {
total = (total << 8) | GST_READ_UINT8 (info->data + *index);
++(*index);
}
return total;
}
static gboolean
check_id (GstMapInfo * info, gsize * index,
guint8 * tag, gint tag_len, guint64 * len)
{
if (memcmp (info->data + *index, tag, tag_len) == 0) {
*index += tag_len;
*len = read_length (info, index);
return TRUE;
} else {
return FALSE;
}
}
static gboolean
check_id_read_int (GstMapInfo * info, gsize * index,
guint8 * tag, gint tag_len, guint64 * value)
{
guint64 len;
if (check_id (info, index, tag, tag_len, &len)) {
*value = read_integer (info, index, len);
return TRUE;
} else {
return FALSE;
}
}
/* Check the toc entry against the muxed buffer
* Returns the internal UID */
static void
check_chapter (GstTocEntry * toc_entry, GstTocEntry * internal_toc_entry,
GstMapInfo * info, gsize * index, gint last_offset)
{
guint64 len, value, uid;
gint64 start_ref, end_ref;
gchar s_uid[32];
const gchar *str_uid;
GstTocEntry *internal_chapter;
GList *cur_sub_chap;
GstTagList *tags;
gchar *title;
guint8 chapter_atom[] = { 0xb6 };
guint8 chapter_uid[] = { 0x73, 0xc4 };
guint8 chapter_str_uid[] = { 0x56, 0x54 };
guint8 chapter_start[] = { 0x91 };
guint8 chapter_end[] = { 0x92 };
guint8 chapter_flag_hidden[] = { 0x98 };
guint8 chapter_flag_enabled[] = { 0x45, 0x98 };
guint8 chapter_segment_uid[] = { 0x6e, 0x67 };
guint8 chapter_segment_edition_uid[] = { 0x6e, 0xbc };
guint8 chapter_physical_equiv[] = { 0x63, 0xc3 };
guint8 chapter_track[] = { 0x8f };
guint8 chapter_track_nb[] = { 0x89 };
guint8 chapter_display[] = { 0x80 };
guint8 chapter_string[] = { 0x85 };
guint8 chapter_language[] = { 0x43, 0x7c };
fail_unless (check_id (info, index, chapter_atom,
sizeof (chapter_atom), &len));
fail_unless (check_id_read_int (info, index, chapter_uid,
sizeof (chapter_uid), &uid));
/* optional StringUID */
if (check_id (info, index, chapter_str_uid, sizeof (chapter_str_uid), &len)) {
str_uid = gst_toc_entry_get_uid (toc_entry);
fail_unless (memcmp (info->data + *index, str_uid, strlen (str_uid)) == 0);
*index += len;
}
gst_toc_entry_get_start_stop_times (toc_entry, &start_ref, &end_ref);
fail_unless (check_id_read_int (info, index, chapter_start,
sizeof (chapter_start), &value));
fail_unless_equals_int (start_ref, value);
/* optional chapter end */
if (check_id_read_int (info, index, chapter_end,
sizeof (chapter_end), &value)) {
fail_unless_equals_int (end_ref, value);
}
fail_unless (check_id_read_int (info, index, chapter_flag_hidden,
sizeof (chapter_flag_hidden), &value));
fail_unless (check_id_read_int (info, index, chapter_flag_enabled,
sizeof (chapter_flag_enabled), &value));
/* optional segment UID */
check_id_read_int (info, index, chapter_segment_uid,
sizeof (chapter_segment_uid), &value);
/* optional segment edition UID */
check_id_read_int (info, index, chapter_segment_edition_uid,
sizeof (chapter_segment_edition_uid), &value);
/* optional physical equiv */
check_id_read_int (info, index, chapter_physical_equiv,
sizeof (chapter_physical_equiv), &value);
/* optional chapter track */
if (check_id (info, index, chapter_track, sizeof (chapter_track), &len)) {
fail_unless (check_id_read_int (info, index, chapter_track_nb,
sizeof (chapter_track_nb), &value));
}
/* FIXME: there can be several chapter displays */
if (check_id (info, index, chapter_display, sizeof (chapter_display), &len)) {
/* chapter display */
fail_unless (check_id (info, index, chapter_string,
sizeof (chapter_string), &len));
tags = gst_toc_entry_get_tags (toc_entry);
if (gst_tag_list_get_tag_size (tags, GST_TAG_TITLE) > 0) {
gst_tag_list_get_string_index (tags, GST_TAG_TITLE, 0, &title);
fail_unless (memcmp (info->data + *index, title, strlen (title)) == 0);
g_free (title);
}
*index += len;
fail_unless (check_id (info, index, chapter_language,
sizeof (chapter_language), &len));
/* TODO: define language - always "und" ATM */
*index += len;
}
/* TODO: add remaining fields (not used in current matroska-mux) */
g_snprintf (s_uid, sizeof (s_uid), "%" G_GINT64_FORMAT, uid);
internal_chapter = gst_toc_entry_new (GST_TOC_ENTRY_TYPE_CHAPTER, s_uid);
gst_toc_entry_append_sub_entry (internal_toc_entry, internal_chapter);
cur_sub_chap = gst_toc_entry_get_sub_entries (toc_entry);
while (cur_sub_chap != NULL && *index < last_offset) {
check_chapter (cur_sub_chap->data, internal_chapter, info,
index, last_offset);
cur_sub_chap = cur_sub_chap->next;
}
fail_unless (cur_sub_chap == NULL);
}
/* Check the reference toc against the muxed buffer */
static void
check_toc (GstToc * ref_toc, GstToc * internal_toc,
GstMapInfo * info, gsize * index)
{
guint64 len, value, uid;
gchar s_uid[32];
gint last_offset;
GList *cur_entry, *cur_chapter;
GstTocEntry *internal_edition;
guint8 edition_entry[] = { 0x45, 0xb9 };
guint8 edition_uid[] = { 0x45, 0xbc };
guint8 edition_flag_hidden[] = { 0x45, 0xbd };
guint8 edition_flag_default[] = { 0x45, 0xdb };
guint8 edition_flag_ordered[] = { 0x45, 0xdd };
/* edition entry */
fail_unless (check_id (info, index, edition_entry,
sizeof (edition_entry), &len));
last_offset = *index + (gint) len;
cur_entry = gst_toc_get_entries (ref_toc);
while (cur_entry != NULL && *index < last_offset) {
uid = 0;
check_id_read_int (info, index, edition_uid, sizeof (edition_uid), &uid);
g_snprintf (s_uid, sizeof (s_uid), "%" G_GINT64_FORMAT, uid);
internal_edition = gst_toc_entry_new (GST_TOC_ENTRY_TYPE_EDITION, s_uid);
gst_toc_append_entry (internal_toc, internal_edition);
fail_unless (check_id_read_int (info, index, edition_flag_hidden,
sizeof (edition_flag_hidden), &value));
fail_unless (check_id_read_int (info, index, edition_flag_default,
sizeof (edition_flag_default), &value));
/* optional */
check_id_read_int (info, index, edition_flag_ordered,
sizeof (edition_flag_ordered), &value);
cur_chapter = gst_toc_entry_get_sub_entries (cur_entry->data);
while (cur_chapter != NULL && *index < last_offset) {
check_chapter (cur_chapter->data, internal_edition, info,
index, last_offset);
cur_chapter = cur_chapter->next;
}
fail_unless (cur_chapter == NULL);
cur_entry = cur_entry->next;
}
fail_unless (cur_entry == NULL && *index == last_offset);
}
static GstTocEntry *
find_toc_entry (GstTocEntry * ref_toc_entry, GstTocEntry * internal_toc_entry,
guint64 uid)
{
GList *cur_ref_entry, *cur_internal_entry;
guint64 internal_uid;
GstTocEntry *result = NULL;
internal_uid = g_ascii_strtoull (gst_toc_entry_get_uid (internal_toc_entry),
NULL, 10);
if (uid == internal_uid) {
result = ref_toc_entry;
} else {
cur_ref_entry = gst_toc_entry_get_sub_entries (ref_toc_entry);
cur_internal_entry = gst_toc_entry_get_sub_entries (internal_toc_entry);
while (cur_ref_entry != NULL && cur_internal_entry != NULL) {
result = find_toc_entry (cur_ref_entry->data, cur_internal_entry->data,
uid);
if (result != NULL) {
break;
}
cur_ref_entry = cur_ref_entry->next;
cur_internal_entry = cur_internal_entry->next;
}
}
return result;
}
static void
find_and_check_tags (GstToc * ref_toc, GstToc * internal_toc, GstMapInfo * info,
guint64 uid, gchar * tag_name, gchar * tag_string)
{
GList *cur_ref_entry, *cur_internal_entry;
GstTocEntry *ref_toc_entry = NULL;
GstTagList *tags;
const gchar *tag_type;
gchar *cur_tag_string;
/* find the reference toc entry matching the UID */
cur_ref_entry = gst_toc_get_entries (ref_toc);
cur_internal_entry = gst_toc_get_entries (internal_toc);
while (cur_ref_entry != NULL && cur_internal_entry != NULL) {
ref_toc_entry = find_toc_entry (cur_ref_entry->data,
cur_internal_entry->data, uid);
if (ref_toc_entry != NULL) {
break;
}
cur_ref_entry = cur_ref_entry->next;
cur_internal_entry = cur_internal_entry->next;
}
fail_unless (ref_toc_entry != NULL);
if (g_strcmp0 (tag_name, "ARTIST") == 0) {
tag_type = GST_TAG_ARTIST;
} else if (g_strcmp0 (tag_name, "COMMENTS") == 0) {
tag_type = GST_TAG_COMMENT;
} else {
tag_type = NULL;
}
fail_unless (tag_type != NULL);
tags = gst_toc_entry_get_tags (ref_toc_entry);
fail_unless (gst_tag_list_get_tag_size (tags, tag_type) > 0);
gst_tag_list_get_string_index (tags, tag_type, 0, &cur_tag_string);
fail_unless (g_strcmp0 (cur_tag_string, tag_string) == 0);
g_free (cur_tag_string);
}
static void
check_tags (GstToc * ref_toc, GstToc * internal_toc,
GstMapInfo * info, gsize * index)
{
gboolean found_tags = FALSE, must_check_tag = FALSE;
guint64 len, value, uid;
gsize last_offset = 0;
gsize next_tag;
gchar *tag_name_str, *tag_string_str;
guint8 tags[] = { 0x12, 0x54, 0xc3, 0x67 };
guint8 tag[] = { 0x73, 0x73 };
guint8 tag_targets[] = { 0x63, 0xc0 };
guint8 tag_target_type_value[] = { 0x68, 0xca };
guint8 tag_target_type[] = { 0x63, 0xca };
guint8 tag_edition_uid[] = { 0x63, 0xc9 };
guint8 tag_chapter_uid[] = { 0x63, 0xc4 };
guint8 simple_tag[] = { 0x67, 0xc8 };
guint8 tag_name[] = { 0x45, 0xa3 };
guint8 tag_string[] = { 0x44, 0x87 };
if (info->size > *index + sizeof (tags)) {
for (; *index < info->size - sizeof (tags); ++(*index)) {
if (memcmp (info->data + *index, tags, sizeof (tags)) == 0) {
*index += sizeof (tags);
len = read_length (info, index);
last_offset = *index + len;
found_tags = TRUE;
break;
}
}
}
fail_unless (found_tags);
while (*index < last_offset) {
fail_unless (check_id (info, index, tag, sizeof (tag), &len));
next_tag = *index + len;
fail_unless (check_id (info, index, tag_targets,
sizeof (tag_targets), &len));
must_check_tag = FALSE;
check_id_read_int (info, index, tag_target_type_value,
sizeof (tag_target_type_value), &value);
if (check_id (info, index, tag_target_type, sizeof (tag_target_type), &len)) {
*index += len;
}
if (check_id_read_int (info, index, tag_chapter_uid,
sizeof (tag_chapter_uid), &uid)) {
must_check_tag = TRUE;
} else if (check_id_read_int (info, index, tag_edition_uid,
sizeof (tag_edition_uid), &uid)) {
must_check_tag = TRUE;
}
if (must_check_tag) {
fail_unless (check_id (info, index, simple_tag,
sizeof (simple_tag), &len));
fail_unless (check_id (info, index, tag_name, sizeof (tag_name), &len));
tag_name_str = g_strndup ((gchar *) info->data + *index, len);
*index += len;
fail_unless (check_id (info, index, tag_string, sizeof (tag_string),
&len));
tag_string_str = g_strndup ((gchar *) info->data + *index, len);
*index += len;
find_and_check_tags (ref_toc, internal_toc, info, uid,
tag_name_str, tag_string_str);
g_free (tag_name_str);
g_free (tag_string_str);
}
*index = next_tag;
}
}
static void
check_segment (GstToc * ref_toc, GstToc * internal_toc,
GstMapInfo * info, gsize * index)
{
guint8 matroska_segment[] = { 0x18, 0x53, 0x80, 0x67 };
guint8 matroska_seek_id_chapters[] = { 0x53, 0xab, 0x84,
0x10, 0x43, 0xA7, 0x70
};
guint8 matroska_seek_id_tags[] = { 0x53, 0xab, 0x84,
0x12, 0x54, 0xc3, 0x67
};
guint8 matroska_seek_pos[] = { 0x53, 0xac };
guint8 matroska_chapters[] = { 0x10, 0x43, 0xA7, 0x70 };
guint64 len, value, segment_offset;
guint64 tags_offset = 0;
guint64 chapters_offset = 0;
gboolean found_chapters_declaration = FALSE, found_tags_declaration = FALSE;
/* Segment */
fail_unless (info->size > sizeof (matroska_segment));
fail_unless (check_id (info, index, matroska_segment,
sizeof (matroska_segment), &len));
segment_offset = *index;
/* Search chapter declaration in seek head */
for (; *index < len - sizeof (matroska_seek_id_chapters); ++(*index)) {
if (memcmp (info->data + *index, matroska_seek_id_chapters,
sizeof (matroska_seek_id_chapters)) == 0) {
*index += sizeof (matroska_seek_id_chapters);
if (check_id_read_int (info, index, matroska_seek_pos,
sizeof (matroska_seek_pos), &value)) {
/* found chapter declaration */
found_chapters_declaration = TRUE;
chapters_offset = segment_offset + value;
break;
}
}
}
fail_unless (found_chapters_declaration);
*index = chapters_offset;
if (check_id (info, index, matroska_chapters,
sizeof (matroska_chapters), &len)) {
check_toc (ref_toc, internal_toc, info, index);
}
/* Search tags declaration in seek head */
for (*index = segment_offset; *index < len - sizeof (matroska_seek_id_tags);
++(*index)) {
if (memcmp (info->data + *index, matroska_seek_id_tags,
sizeof (matroska_seek_id_tags)) == 0) {
*index += sizeof (matroska_seek_id_tags);
if (check_id_read_int (info, index, matroska_seek_pos,
sizeof (matroska_seek_pos), &value)) {
/* found tags declaration */
found_tags_declaration = TRUE;
tags_offset = segment_offset + value;
break;
}
}
}
fail_unless (found_tags_declaration);
*index = tags_offset;
check_tags (ref_toc, internal_toc, info, index);
}
static void
test_toc (gboolean with_edition)
{
GstHarness *h;
GstBuffer *inbuffer, *outbuffer, *merged_buffer;
GstMapInfo info;
guint64 len;
gsize index;
GstTocSetter *toc_setter;
GstToc *test_toc, *ref_toc, *internal_toc;
guint8 ebml_header[] = { 0x1a, 0x45, 0xdf, 0xa3 };
h = setup_matroskamux_harness (AC3_CAPS_STRING);
/* Make element seekable */
gst_pad_set_query_function (h->sinkpad, seekable_sinkpad_query);
toc_setter = GST_TOC_SETTER (h->element);
fail_unless (toc_setter != NULL);
if (with_edition) {
test_toc = new_reference_toc ();
} else {
test_toc = new_no_edition_toc ();
}
gst_toc_setter_set_toc (toc_setter, test_toc);
gst_toc_unref (test_toc);
inbuffer = gst_harness_create_buffer (h, 1);
gst_buffer_memset (inbuffer, 0, 0, 1);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
GST_BUFFER_DURATION (inbuffer) = 1 * GST_MSECOND;
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, inbuffer));
/* send eos to ensure everything is written */
fail_unless (gst_harness_push_event (h, gst_event_new_eos ()));
ASSERT_MINI_OBJECT_REFCOUNT (test_toc, "test_toc", 1);
outbuffer = gst_harness_pull (h);
fail_unless (outbuffer != NULL);
/* Merge buffers */
merged_buffer = gst_buffer_new ();
while (outbuffer != NULL) {
if (outbuffer->offset == gst_buffer_get_size (merged_buffer)) {
gst_buffer_append_memory (merged_buffer,
gst_buffer_get_all_memory (outbuffer));
} else {
fail_unless (gst_buffer_map (outbuffer, &info, GST_MAP_READ));
gst_buffer_fill (merged_buffer, outbuffer->offset, info.data, info.size);
gst_buffer_unmap (outbuffer, &info);
}
gst_buffer_unref (outbuffer);
outbuffer = gst_harness_try_pull (h);
}
fail_unless (gst_buffer_map (merged_buffer, &info, GST_MAP_READ));
index = 0;
fail_unless (check_id (&info, &index, ebml_header,
sizeof (ebml_header), &len));
/* skip header */
index += len;
ref_toc = new_reference_toc ();
internal_toc = gst_toc_new (GST_TOC_SCOPE_GLOBAL);
check_segment (ref_toc, internal_toc, &info, &index);
gst_toc_unref (internal_toc);
gst_toc_unref (ref_toc);
gst_buffer_unmap (merged_buffer, &info);
gst_buffer_unref (merged_buffer);
gst_harness_teardown (h);
}
GST_START_TEST (test_toc_with_edition)
{
test_toc (TRUE);
}
GST_END_TEST;
GST_START_TEST (test_toc_without_edition)
{
test_toc (FALSE);
}
GST_END_TEST;
static Suite *
matroskamux_suite (void)
{
Suite *s = suite_create ("matroskamux");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_ebml_header_v1);
tcase_add_test (tc_chain, test_ebml_header_v2);
tcase_add_test (tc_chain, test_vorbis_header);
tcase_add_test (tc_chain, test_block_group_v1);
tcase_add_test (tc_chain, test_block_group_v2);
tcase_add_test (tc_chain, test_reset);
tcase_add_test (tc_chain, test_link_webmmux_webm_sink);
tcase_add_loop_test (tc_chain, test_timecodescale,
0, G_N_ELEMENTS (timecodescales));
tcase_add_test (tc_chain, test_toc_with_edition);
tcase_add_test (tc_chain, test_toc_without_edition);
return s;
}
GST_CHECK_MAIN (matroskamux);
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